Like Strawberries in December Answers

Answers to October 17's puzzle below.

The unclued entry, revealed by completing clued down entries, spells "Out of Season." Each of the six entries  that included the name of a season (marked with an * below) needs to have that season swapped with another before it fits into the grid. Italicized words in explanation indicate anagrams. 

ACROSS

1. Cooked fish egg contains mineral
    roe

3. Operations catch Sue, Dr. Evil off-guard with disciplinary papers from the library (2 wds)
    O(Sue + Dr Evil)ps 

*10. “Not true – false!” every one starts to chant, invoking one unified speech
    F + all + a + c,i,o,u,s

13. Toss out everything but the most extreme of lingo
    of lingo

14. Headless golden antique
    golden - g

16. Singer is off-key a lot
    a lot

17. Greek character’s child rejects lord’s roman numerals
    child - l,d

18. Anastasia never eats Chinese, for example
    Anastasia never

20. Our guy’ll announce a knitting pattern
    Homophone (our guy'll)

21. Dip, turn or prance about, going both ways
    Dip turn or

22. Paralegals, attorneys proctor lawyers’ entrance exam
    Paralegals, attorneys

24. Dreadful Tibetan monk returned, captured by Shanghai leader
    a(bys)mal

28. Monitors left codes, oddly
    l + c,d,s

31. State vision for plot
    Homophone (sight)

33. See instructions

34. Critical Guide, 2/3
    direct - ct

36. Rubric ends up in English article about piece of land
    a(c,r)E

38. Stand-in criminal pops tag
    pops tag

40: Plateau or hillock, same difference
    same

*42: Listless feeling early in the year, what Spanish call "Ferdinand’s Head" at any time (2 wds)
    Sp + ring + f + ever 

43. Strange spas pursue chlorine cops
    cl + spas

45. From A-Z, etc., redefined ancient Mexican
    A-Z, etc

48. Piece of any round curve!
    a,r,c

50: Yak with cat in French...
    Double definition

51. ...and French her. Heavens!
    et + her

52: Incredibly, no one's lost oxygen under bright lights
    no one's - o

53: Handled irony roughly, oppressively
    Handled irony

*54. Grease hit less sensitive areas, according to Rev. Spooner (2 wds)
    Number sights

55. Hole left by point
    pit

DOWN

*1. Seeds of failing sprout hid nettles' root 
    of + F + spri(n)g

2. Movie after movie, ending is grand
    e + pic

4. People that take the law into their own hands give in last (approximately) 
    give in last

5. Two fathers of Duchamp's movement
    da + da

6. Couch is unfinished so far
    so far - r

7. Distribute Hawaiian necklaces on Maui, for one
    leis

*8. Irrational value: lofty holder of office's second difficulty
    pi + t(f)all

9. Poorer Eastern Europeans build wharf
    Pols + pier

10. Mumbles insults
    Double definition

11. Mention novel in journal
    note + book

12. Peter Cetera: single, backward fool clutching last of leftover youth in glove (3 wds)
    Gl(fool + r,y)ove 

15. Ultimately, drown in a Columbian ship?
    n + in a

16. Wagers picnic pests will consume deserts' core
    ant(e)s

*19. Mint flavoring tree grew in wild north
    tree grew in + N

23. A redo: redraw prize
    A redo

25. Send first bouquet up to computer geek in charge
    s + posy

26. Top talents left playing Abandoning Time sci-fi game series (2 wds)
    Top talents + l - t

27. Start upsetting nice woman
    nice + w

29: Hindmost of steers bound after cow herd leaders in a bull-averse establishment? (2 wds)
    c,h + in a + s + hop

30. E.g., modern hotel key in car ad? Tad confusing
    car ad? Tad

32. Buildings for entertainer Sullivan: one loud rink, small
    Ed + i + f + ice + s

35. Late? Sketchy – gets F or half a step up from D (2 wds)
    Late + F 

37. Relaxes by roiling sea, dines after Eastern sunrise’s first fading (2 wds)
    sea + E + sups - s

39. Head-to-head tee off
    t + tee

41. Turn by base is thorny
   spin + y

44. Just average
    Double definition

46. Jerusalem claimed by Ponzi online
    Ponzi online

47. Mocha is infused with kind of tea
    Mocha is

49. Cold (-500) weather at heart of type of heat
    Cold - d + t